mscoree: Add ICorDebug interface support (try 2)

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
http://testbot.winehq.org/JobDetails.pl?Key=14582

Your paranoid android.


=== W2K3R2SESP2 (32 bit debugging) ===
debugging.c:82: Test failed: CreateDebuggingInterfaceFromVersion returned 80070057